| PLC接点扩展分时处理技术在液压机上的应用 |
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| 引用本文： | 吴书迎,尹成湖.PLC接点扩展分时处理技术在液压机上的应用[J].河北科技大学学报,1998(2). |
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| 作者姓名： | 吴书迎 尹成湖 |
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| 作者单位： | 河北科技大学机械科学与工程系!石家庄050054 |
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| 摘 要： | 详细论述了利用锁存器、固态继电器等器件对 Ｐ Ｌ Ｃ Ｉ／ Ｏ 接点进行扩展的方法， Ｐ Ｌ Ｃ应用程序采用分时处理的方式对 Ｉ／ Ｏ 接点的信息进行处理，达到了成倍扩展 Ｐ Ｌ Ｃ的 Ｉ／ Ｏ 能力的目的。文章给出了硬件扩展电路、分时处理程序及液压机控制实例。
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| 关 键 词： | PLC应用 液压机 I/O扩展 |
Application of Division Time Process Technology for PLC I/O Expanded in Hydraulic Press |
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| Wu Shuying,Yin Chenghu.Application of Division Time Process Technology for PLC I/O Expanded in Hydraulic Press[J].Journal of Hebei University of Science and Technology,1998(2). |
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| Authors: | Wu Shuying Yin Chenghu |
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| Institution: | Wu Shuying Yin Chenghu Department of Mechanical Science & Engineering,Hebei university of Science and Technology,Shijiazhuang,050054 |
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| Abstract: | The method of using latch,SSR etc to expand PLC I/O is detailed,and the PLC program adopts the division time process method to manage information of PLC I/O,and the aim to double expanding capability of PLC I/O is reached,The hardwise expaneled circeit,the division time process program and the example of hydraulic control are shown. |
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| Keywords: | PLC application hydraulic press I/O expanded |
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